diff --git a/platformio.ini b/platformio.ini
index bad78acc..a83ef0a9 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -1878,6 +1878,7 @@ board_build.partitions = tools/WLED_ESP32_8MB.csv
 extends = env:esp32S3_8MB_S
 board = lolin_s3_mini ;; -S3 mini: 4MB flash 2MB PSRAM 
 board_build.partitions = tools/WLED_ESP32_4MB_256KB_FS.csv   ;; 1.8MB firmware, 256KB filesystem (esptool erase_flash needed when changing from "standard WLED" partitions)
+;; board_build.partitions = tools/WLED_ESP32_4MB_512KB_FS.csv    ;; 1.7MB firmware, 500KB filesystem (esptool erase_flash needed when changing from "standard WLED" partitions)
 
 build_flags = ${common.build_flags} ${esp32s3.build_flags} -Wno-misleading-indentation -Wno-format-truncation
   ${common_mm.build_flags_S}
diff --git a/tools/WLED_ESP32_4MB_512KB_FS.csv b/tools/WLED_ESP32_4MB_512KB_FS.csv
new file mode 100644
index 00000000..5281a612
--- /dev/null
+++ b/tools/WLED_ESP32_4MB_512KB_FS.csv
@@ -0,0 +1,7 @@
+# Name,   Type, SubType, Offset,  Size, Flags
+nvs,      data, nvs,     0x9000,  0x5000,
+otadata,  data, ota,     0xe000,  0x2000,
+app0,     app,  ota_0,   0x10000, 0x1B0000,
+app1,     app,  ota_1,   0x1C0000,0x1B0000,
+spiffs,   data, spiffs,  0x370000,0x80000,
+coredump, data, coredump,,64K
\ No newline at end of file